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분수: 분모가 다른 덧셈7분수3

1
7 3
+
3 2
=
23 6
2
3 2
+
8 5
=
31 10
3
9 7
+
1 2
=
25 14
4
1 2
+
2 5
=
9 10
5
2 5
+
9 2
=
49 10
6
9 2
+
8 8
=
44 8
9
+
8
=
11 2
7
8 8
+
2 9
=
88 72
8
+
2
=
11 9
8
2 9
+
9 5
=
91 45
9
9 5
+
5 7
=
88 35
10
5 7
+
2 9
=
59 63
11
5 9
+
8 6
=
34 18
5
+
8
=
17 9
12
6 3
+
1 4
=
27 12
6
+
1
=
9 4
13
1 4
+
9 2
=
19 4
14
9 2
+
1 4
=
19 4
15
1 9
+
5 7
=
52 63